Overview
The ADA4505-1ACBZ-R7 is a single-channel, micropower operational amplifier (op-amp) produced by Analog Devices Inc. This device is part of the ADA4505 family, known for its rail-to-rail input and output swings, making it ideal for battery-powered and low-voltage applications. The ADA4505-1 is designed to optimize performance in current consumption, power supply rejection ratio (PSRR), common-mode rejection ratio (CMRR), and zero crossover distortion, all within a small package.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Offset Voltage | VOS | 0.5 | 3 | 4 | mV |
| Input Bias Current | IB | 0.5 | 2 | 375 | pA |
| Input Offset Current | IOS | 0.05 | 1 | 130 | pA |
| Input Voltage Range | 0 | 1.8 | V | ||
| Common-Mode Rejection Ratio | CMRR | 85 | 100 | dB | |
| Supply Current per Amplifier | ISY | 9 | 10.5 | 15 | µA |
| Slew Rate | SR | 6.5 | mV/µs | ||
| Gain Bandwidth Product | GBP | 50 | kHz | ||
| Phase Margin | ΦM | 52 | Degrees | ||
| Operating Temperature | -40 | 125 | °C |
Key Features
- Rail-to-rail input and output swings, allowing for full use of the supply voltage range.
- Low power consumption with a supply current of 9 µA to 10.5 µA per amplifier.
- High common-mode rejection ratio (CMRR) of 85 dB to 100 dB.
- Low input offset voltage of 0.5 mV to 4 mV.
- Low input bias current of 0.5 pA to 375 pA.
- No phase reversal and zero crossover distortion.
- High slew rate of 6.5 mV/µs and a gain bandwidth product of 50 kHz.
Applications
- Battery-powered and portable devices, where low power consumption and robust performance are crucial.
- Instrumentation and industrial applications requiring high accuracy and stability.
- Sensor conditioning circuits, where low noise and high CMRR are essential.
- Filter and gain-setting circuits in various electronic systems.
Q & A
- What is the ADA4505-1ACBZ-R7 used for? The ADA4505-1ACBZ-R7 is used in battery-powered and low-voltage applications, including instrumentation, industrial, and sensor conditioning circuits.
- What are the key features of the ADA4505-1ACBZ-R7? Key features include rail-to-rail input/output, low power consumption, high CMRR, low input offset voltage, and no phase reversal.
- What is the operating temperature range of the ADA4505-1ACBZ-R7? The operating temperature range is -40°C to 125°C.
- What is the typical supply current per amplifier for the ADA4505-1ACBZ-R7? The typical supply current per amplifier is 10.5 µA.
- What is the slew rate of the ADA4505-1ACBZ-R7? The slew rate is 6.5 mV/µs.
- What is the gain bandwidth product of the ADA4505-1ACBZ-R7? The gain bandwidth product is 50 kHz.
- Is the ADA4505-1ACBZ-R7 suitable for surface mount assembly? Yes, it is suitable for surface mount assembly and is available in a WLCSP-6 package.
- What is the input voltage range of the ADA4505-1ACBZ-R7? The input voltage range is from 0 V to 1.8 V.
- Does the ADA4505-1ACBZ-R7 have zero crossover distortion? Yes, it is designed with zero crossover distortion.
- Is the ADA4505-1ACBZ-R7 RoHS compliant? Yes, it is RoHS compliant.
